CATALOGUE. 227 men, and have therefore been obliged to quote the description entire.— Plate XXIII. Fig. 1. Branch, natural size. Fig. 2. Flower, laid open, enlarged about 5 diameters. Fig. 3. Cross-section of fruit. Abeonia cyclopteea, Gray.—Southern Colorado (809, 815) and deserts of New Mexico. BoEEHAAViA* Weightii, Gray (Amer. Jour. Sci. 2, 15, 322).—Arizona. Erect, branching, viscidly glandular-pubescent, especially above; leaves petioled (or sessile above), lanceolate; inflorescence in a loose, branching panicle; bracts purplish, 3 to each flower, fimbriate ciliate on the margin; calyx border spreading, salver-shaped; stamens 2; fruit obovate, 4-angled or ribbed, somewhat wrinkled, roughened between the angles, 1-2" long.— Cienega, Arizona, at an altitude of 3,500 feet (570). (157 a, Loew, Arizona) BoEEHAAViA EEECTA, L.—Erect, " branching from the base, swollen at the nodes," glabrous or nearly so; leaves petioled lanceolate to oval, dark glandular-dotted and slightly pubescent; panicle disposed in 3-5-flowered clusters; stamens 2. The narrowly obconical fruit evidently truncate, dis¬ tinctly 5-angled, "flowers small, purple".—Cienega, Arizona (588), along with the preceding. BoEEHAAViA Geahami, Gray.—Erect (not climbing, but spreading over lower herbs), woody at base, herbaceous above and glabrous and glaucous leaves 1 -1 J' long, nearly as wide, margin somewhat undulate, cordate at base petioles 4-6" long; common peduncles axillary, much exceeding the leaves special peduncles about six, 2-4" long, umbellate; scales of involucre 1-2" long, greenish, pruinose, perigonium black below, greenish and somewhat short pubescent above; pistils and stamens exserted; stigma capitate; fruit terete, glandular at the apex. Dr. Torrey, in Bot. Mex. Bound, p. 172, thinks this may safely be assigned to B. scandens, L. So far as Choisy's description of it go'es, DC. Prod. vol. 13, pars 2, p. 454,1 can see no reason why it should not, and have simply described it under this name, because it has been so identified by my friend Dr. Gray.—Head of the " Cienega", Southern Arizona (590). BoEEHAAViA SPICATA, Choisy.—Erect, annual, somewhat pubescent; * Boerhaavia, L.—See Appendix to vol. v, King's Eeport, p. 475.